valter/dosbox-staging
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Check if files are withing MAX_FILES limits

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Added buffers to lists of lists.


Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1048
This commit is contained in:
Sjoerd van der Berg 2003-06-10 11:41:17 +00:00
parent 3ea9d2e62a
commit 25a243ed74
2 changed files with 10 additions and 2 deletions
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8
src/dos/dos_classes.cpp
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@ -73,6 +73,12 @@ void DOS_InfoBlock::SetfirstFileTable(RealPt _first_table){
sSave(sDIB,firstFileTable,_first_table);
}
void DOS_InfoBlock::SetBuffers(Bit16u x,Bit16u y) {
sSave(sDIB,buffers_x,x);
sSave(sDIB,buffers_y,y);
}
RealPt DOS_InfoBlock::GetPointer(void)
{
return RealMake(seg,offsetof(sDIB,firstDPB));
@ -164,7 +170,7 @@ void DOS_PSP::CopyFileTable(DOS_PSP* srcpsp,bool createchildpsp)
if(createchildpsp)
{ //copy obeying not inherit flag.(but dont duplicate them)
bool allowCopy = (handle==0) || ((handle>0) && (FindEntryByHandle(handle)==0xff));
if(Files[handle] && !(Files[handle]->flags & DOS_NOT_INHERIT) && allowCopy)
if((handle<DOS_FILES) && Files[handle] && !(Files[handle]->flags & DOS_NOT_INHERIT) && allowCopy)
{
SetFileHandle(i,handle);
}

4
src/dos/dos_tables.cpp
View file

@ -55,12 +55,14 @@ void DOS_SetupTables(void) {
for (i=0;i<DOS_DRIVES;i++) mem_writeb(Real2Phys(dos.tables.mediaid)+i,0);
mem_writeb(Real2Phys(dos.tables.indosflag),0);
/* Create the DOS Info Block */
dos_infoblock.SetLocation(DOS_GetMemory(6));
dos_infoblock.SetLocation(DOS_GetMemory(1+(sizeof(DOS_InfoBlock::sDIB)/16)));
/* Create a fake SFT, so programs think there are 100 file handles */
seg=DOS_GetMemory(1);
real_writed(seg,0,0xffffffff); //Last File Table
real_writew(seg,4,100); //File Table supports 100 files
dos_infoblock.SetfirstFileTable(RealMake(seg,0));
/* Set buffers to a nice value */
dos_infoblock.SetBuffers(50,50);
}